#include <iostream>
#include <string>
#include <cstring>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>

#include "Log.hpp"
#include "Common.hpp"
using namespace LogModule;
int main(int args, char *argv[])
{
    if (args != 3)
    {
        LOG(Loglevel::FATAL) << "Usage:./client_tcp server_ip server_port";
        Die(USAGE_ERROR);
    }
    std::string server_ip = argv[1];
    uint16_t server_port = std::stoi(argv[2]);
    // 创建TCP套接字
    int sockfd = socket(AF_INET, SOCK_STREAM, 0);
    if (sockfd < 0)
    {
        LOG(Loglevel::FATAL) << "socket filed";
        Die(SOCKET_ERROR);
    }
    LOG(Loglevel::INFO) << "socket success,sockfd:" << sockfd;
    // 填充网络信息
    struct sockaddr_in server_addr;
    memset(&server_addr, 0, sizeof(server_addr));
    server_addr.sin_family = AF_INET;
    server_addr.sin_port = htons(server_port);
    server_addr.sin_addr.s_addr = inet_addr(server_ip.c_str());
    // 客户端不需要显式进行bind
    // TCP面向连接,需要先与服务端建立连接
    int n = connect(sockfd, CONV(&server_addr), sizeof(server_addr));
    if (n < 0)
    {
        LOG(Loglevel::ERROR) << "connect filed";
        Die(CONNECT_ERROR);
    }
    LOG(Loglevel::INFO) << "connect success,sockfd:" << sockfd;
    std::string message;
    while (true)
    {
        char inbuffer[1024];
        std::cout << "input message#";
        getline(std::cin, message);
        int n = send(sockfd, message.c_str(), sizeof(message), 0);
        if (n > 0)
        {
            int m = recv(sockfd, inbuffer, sizeof(inbuffer), 0);
            if (m > 0)
            {
                inbuffer[m] = 0;
                std::cout << inbuffer << std::endl;
            }
        }
    }
    close(sockfd);
    return 0;
}